22MM compatible:

Samsung galaxy watch 46mm,

Samsung gear S3,

Huawei watch GT 2e,

Huawei watch GT (42mm, 46mm),

Huawei watch GT2 46MM,

Honor honor MagicWatch2 46mm,

Glory honor Magic magic,

Honor honor watch Dream,

Huami amazfit GTR 47mm

Huami amazfit pace,

Huami AMAZFIT stratos,

Huami AMAZFIT 2 stratoS,

Xiaomi color watch,

Garmin vivoactive

Fossil Gen 5 Carlyle,

Fossil Gen 5 Julianna,

Fossil Gen 5 Garrett,

Fossil Gen 5 Carlyle HR,

Fossil Hybrid Smartwatch HR,

Fossil Men's Gen 4 Explorist HR,

Fossil Men's Sport

ticwatch pro,

ticwatch E2,

ticwatch S2,

pebble time,

pebble generation,

Asus Vivowatch,

Asus ZENWATCH,

Asus ZENWATCH2 generation male models

LG W100/LG W110/LG W150

ZTE Quartz/MOTO360 46MM version

20mm compatible:

Samsung galaxy watch 42mm,

Samsung Galaxy active,

Samsung Galaxy active2 (40mm, 44mm),

Samsung Gear Sport,

Samsung S2 classic,

Huawei watch GT2 42mm,

Huawei watch 2,

Honor honor MagicWatch2 42mm,

Huami amazfit BIP S (Midong Youth Edition 1s)

Huami amazfit GTR 42MM,

Huami amazfit GTS,

Huami amazfit BIP,

Huami amazfit BIP lite,

Garmin vivoactive3,

Garmin vivoactive3 music

Garmin venu,

Garmin vivomove3, Garminmove3,

Garmin vivoMove Luxe, GarminmoveLuxe,

Garmin vivoMove style, Garminmove style,

Garmin vivomove,

Garmin vivomove HR,

Garmin forerunner245, forerunner245music

Garmin forerunner645, forerunner645music

moto360 2nd generation 42MM version,

pebble time round.

PEBBLE 2,

LG Watch SPORT,

TICWATCH 2,

TICWATCH E,

ticwatch C2 (black dial, silver dial),

misfit vapor,

nokia nokia withings steel hr men,

NOKIA STEEL men's,

NOKIA STEEL HR for men,

WITHING STEEL men